Fuel Cells.

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Fuel Cells.

Postby TonyB on Thu Dec 06, 2007 12:48 am

Im going to experiment with a Fuel cell powered RC car. My project will commence after i import my FC kit from China.
Its capable of delivering around 200watts :twisted: with only a 20% reduction in voltage over 80% capacity, for around 5 minutes straight.
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Re: Fuel Cells.

Postby Predator1 on Fri Dec 07, 2007 5:08 pm

by fuel cell do you mean a hydrogen fuel cell??
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Re: Fuel Cells.

Postby TonyB on Fri Dec 07, 2007 5:43 pm

Yup thats right. Im gonna have it recharge via solar as well 8-).
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Re: Fuel Cells.

Postby SolarOne on Wed May 28, 2008 6:47 pm

A fuel cell is an electrochemical conversion device. It produces electricity from various external quantities of fuel (on the anode side) and an oxidant (on the cathode side). These react in the presence of an electrolyte. Generally, the reactants flow in and reaction products flow out while the electrolyte remains in the cell. Fuel cells can operate virtually continuously as long as the necessary flows are maintained.

Fuel cells are different from batteries in that they consume reactant, which must be replenished, whereas batteries store electrical energy chemically in a closed system. Additionally, while the electrodes within a battery react and change as a battery is charged or discharged, a fuel cell's electrodes are catalytic and relatively stable.

Many combinations of fuel and oxidant are possible. A hydrogen cell uses hydrogen as fuel and oxygen as oxidant. Other fuels include hydrocarbons and alcohols. Other oxidants include air, chlorine and chlorine dioxide.
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Re: Fuel Cells.

Postby SpeedFreak on Wed May 28, 2008 6:51 pm

Fuel Cells are NOT a source of green energy.

They are just a means of energy storage.

This topic is in the wrong forum.
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